<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>相对路径</title>
</head>
<body>
    <img src="img/img.png" alt="" width="600">
    <hr>
    <img src="../1.png" alt="" width="600">
    <hr>
    <img src="./pic.png" alt="" width="600">
    <hr>
    <a href="01.html">01page</a>
    <a href="02.html">02page</a>
    <hr><hr><hr>
</body>
</html>